Strange Stories June, 1939 includes "Double Ring" by Norman A. Daniels [as by Will Garth], "The Hunt" by Henry Kuttner, and "The Body and the Brain" by Henry Kuttner and Robert Bloch [as by Keith Hammond].
Wotan on Sleipner — Arthur Rackham illustration for Wagner's Ring Of The Nibelung In Norse mythology, Sleipnir is Odin’s eight-legged horse — described as the best of all horses — who is sometimes ridden to the location of Hel.